Product Description: Specification: Model: JQ-D011BT Bluetooth IC: Zhongke Nanxun AB5362B Bluetooth version: 5.0 Radio FM frequency: 87.5107.5 MHZ Amplifier: 2*25W Power supply: 7V-15V (DC 12V available) Supported music formats: MP3/WMA/WAV/FLAC/APE lossless format music About the structure: Panel size: 108*25MM(L*W)) Depth of board: 32MM Bluetooth calling function recording function Folder switching function Support function introduction: support MP3 / USB / TF / LINE IN / FM / BLUETOOTH / remote control 1. Button and interface function 1. USB: connect U disk (maximum support 32GB); 2. LED: digital screen display, color screen, display red; 3. IR: Infrared receiving module; 4. ODE: Switch between USB / TF / FM / LINE IN / BLUETOOTH; 5. SCAN: the short press is to switch between pause and play; long press in radio FM state is automatic station; 6. TF: connect to TF memory card (maximum support 32GB); 7. AUX: audio input interface; 8. VOL-: Short press to select the previous song; long press to decrease the volume, double-click to switch to the previous folder; 9. VOL+: Short press to select the next song; long press to increase the volume, double click to switch to the next folder; Package includes: 1x Bluetooth MP3 decoder board 1x remote control 1x wire set 1x manual